1. Civil Engineering
  2. Construction Quality Control and Monitor...
  3. The observations are given that 11, 12, ...
Q.

The observations are given that 11, 12, 14, 15, 17, 18 so what is the value of variance for observation 12?

A. 0
B. -2.5
C. 2.5
D. None of the above
Answer» B. -2.5

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